work on sth
phrasal verb.phrasal verb. to spend time and effort improving something or making it better.
phrasal verb. to exert effort or perform tasks in order to develop, repair, or improve a specific object or project.
I need to work on my English pronunciation.
The team is currently working on a new marketing strategy for the summer launch.
While the engineers work on the structural integrity of the bridge, the architects are refining the aesthetic details of the pedestrian walkway.
the object is usually a task, a skill, or a project that requires development.
contrast with 'work at' (which focuses on the location or employer) to show that 'work on' focuses on the specific goal or target of the effort.
I am working on to improve my car.I am working on my car.the preposition 'on' must be followed by a noun or a gerund, not an infinitive verb.
Last updated April 24, 2026